<template>
  <div class="container">
    <div class="app-container">
      <el-tree :expand-on-click-node="false"  default-expand-all :data="depts" :props="defaultProps">
        <template v-slot="{ data }">
          <el-row style="width:100%;height:40px" type="flex" justify="space-between" align="middle">
            <el-col>{{ data.name }}</el-col>
            <el-col :span="4">
              <span class="tree-manager">{{ data.managerName }}</span>
              <!-- $event 实参 表示类型 -->
              <el-dropdown @command="operateDept($event,data.id)">
                <!-- 显示区域内容 -->
                <span class="el-dropdown-link">
                  操作<i class="el-icon-arrow-down el-icon--right" />
                </span>
                <!-- 下拉菜单选项 -->
                <el-dropdown-menu slot="dropdown">
                  <el-dropdown-item command="add">添加子部门</el-dropdown-item>
                  <el-dropdown-item command="edit">编辑部门</el-dropdown-item>
                  <el-dropdown-item command="del">删除</el-dropdown-item>
                </el-dropdown-menu>
              </el-dropdown>
            </el-col>
          </el-row>
        </template>
      </el-tree>
      
    </div>
    <add-dept ref="addDept" @updateDepartment="getDepartment" :current-node-id="currentNodeId" :show-dialog.sync="showDialog"  />
  </div>
</template>
<script>
import { getDepartment,delDepartment } from '@/api/department.js'
import {transListToTreeData} from '@/utils/index.js'
import AddDept from './components/add-dept.vue'
export default {
  name: 'Department',
  components:{AddDept},
  data(){
    return{
      currentNodeId: null, // 存储当前点击的id
      showDialog:false,
      depts:[],
      defaultProps:{
        children:'children',
        label:'name'
      }
    }
  },
  created() {
    this.getDepartment()
  },
  methods: {
    async getDepartment(){
      const result = await getDepartment()
      // console.log(result);
      // this.depts = result
      this.depts = transListToTreeData(result,0)
     },
     operateDept(type,id){
      if(type==='add'){
        this.showDialog = true
        // alert('add')
        // console.log(this.showDialog);
        this.currentNodeId = id
        // console.log('@@',this.currentNodeId);
      }else if(type === 'edit'){
        //编辑部门场景
        this.showDialog = true
        this.currentNodeId = id//记录id要用它获取数据
        // alert('edit')
        this.$nextTick(()=>{
          this.$refs.addDept.getDepartmentDetail()
        })
      }else{
        //删除部门
        this.$confirm('您确认要删除该部门吗').then(async()=>{
          await delDepartment(id)
          //提示消息
          this.$message.success('删除部门成功')
          this.getDepartment()
        })
      }
     }
  },
}
</script>

<style scoped>
.app-container {
  padding: 30px 140px;
  font-size: 14px;
}
.tree-manager {
  width: 80px;
  display: inline-block;
  margin: 10px;
}
</style>